package day02;

public class VarDemo {
    public static void main(String[] args) {
   int balance=100;
   balance=balance+1000;
   System.out.println(balance);
   int k=5;
   k+=10;
   System.out.println(k);
   int Double=120;
   Double=100;
   Double=Double+120;
   System.out.println(Double);
   int m=3;
    m=k+3;
    int p=k+m;
    System.out.println(p);
    int de=k;
    System.out.println(de);
   // System.out.println(FR);
   int Balance=150;
   Balance=balance+Balance;
   System.out.println(Balance);
   Balance=Balance-balance;
   System.out.println(Balance);
   int aqw=120;
   aqw+=210;
   System.out.println(aqw);
   //int int int int a=hh;
        System.out.println();


//score myScore myjavaScore;
        int a4,a45,dcs45,a$_45;
        //int $,_,12a,pp, //命名不能以数字开头
        int s$,de_,de__;
        int ageName;
        int fullJava;
        int score,mySocore,myJavaScore;
        int bouble,hel;
        int myDouble,myJavaDouble;
        //不能以数字开头，只能用$ _ 数字和字母等，不能用特殊符号

    }
}
